scrub bird

Wiktionary

1. n. An Australian passerine bird of the family Atrichornithidae, as Atrichia clamosa

GNU Webster's 1913

1. n. an Australian passerine bird of the family Atrichornithidæ, as Atrichia clamosa; -- called also brush bird.

WordNet 3.0

1. n. small fast-running Australian bird resembling a wren and frequenting brush or scrub